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| author | Tianjie Xu <xunchang@google.com> | 2016-12-17 01:24:09 +0100 |
|---|---|---|
| committer | Tianjie Xu <xunchang@google.com> | 2016-12-17 01:24:09 +0100 |
| commit | 54ea136fded56810bf475885eb4bd7bf1b11f09c (patch) | |
| tree | fe5e271c356a3a6eea24e86bbecd620d87b032e7 | |
| parent | resolve merge conflicts of 86a28d0 to klp-modular-dev (diff) | |
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| -rw-r--r-- | verifier.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/verifier.cpp b/verifier.cpp index eeff95a59..3d4f603a2 100644 --- a/verifier.cpp +++ b/verifier.cpp @@ -143,6 +143,12 @@ int verify_file(unsigned char* addr, size_t length, LOGI("comment is %zu bytes; signature %zu bytes from end\n", comment_size, signature_start); + if (signature_start > comment_size) { + LOGE("signature start: %zu is larger than comment size: %zu\n", signature_start, + comment_size); + return VERIFY_FAILURE; + } + if (signature_start <= FOOTER_SIZE) { LOGE("Signature start is in the footer"); return VERIFY_FAILURE; |